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  1. General Maintenance, Troubleshooting & Accidents.
    2002 WRX Wagon - 4EAT As the title says, I’m experiencing a boost fluctuation at partial throttle. When I’m at WOT, boost holds solid with minimal fluctuation. however, at about 70-90% throttle it will bounce from 7 psi to 13.5 Car is mostly stock, I replaced the intercooler Y-Pipes, most of...
  2. Engine Modifications
    Ok so I went stage 2 MAPerformance OTS tune and I removed the restrictor pill. And yes before you ask I did remove the right pill 100%. The “T” with the black sleeve on it. The problem is when I would full throttle through gears and or sometimes around 50% acceleration or so the boost would max...
  3. General Maintenance, Troubleshooting & Accidents.
    I just recently purchased a 2005 STi and have noticed fluctuating water temps. Checked coolant levels and topped off, fixed minor leak, burped the system, new radiator caps and still have issues. The odd thing is that if the car is started from cold, allowed to sit for 20mins it gets up to...
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